staging: rtl8723au: from hal_ops 'interface_ps_func'

Lots of hoops for a dummy function which was never called

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/rtl8723au/core/rtw_pwrctrl.c
Simple merge

diff --cc drivers/staging/rtl8723au/hal/hal_intf.c
Simple merge

diff --cc drivers/staging/rtl8723au/hal/usb_halinit.c
Simple merge

diff --cc drivers/staging/rtl8723au/include/hal_intf.h
Simple merge

diff --cc drivers/staging/rtl8723au/include/rtw_pwrctrl.h
Simple merge